git.basschouten.com Git - openhab-addons.git/blob

   1 /**
   2  * Copyright (c) 2010-2020 Contributors to the openHAB project
   3  *
   4  * See the NOTICE file(s) distributed with this work for additional
   5  * information.
   6  *
   7  * This program and the accompanying materials are made available under the
   8  * terms of the Eclipse Public License 2.0 which is available at
   9  * http://www.eclipse.org/legal/epl-2.0
  10  *
  11  * SPDX-License-Identifier: EPL-2.0
  12  */
  13 package org.openhab.binding.amazonechocontrol.internal;
  14
  15 import java.io.IOException;
  16 import java.io.InputStream;
  17 import java.io.InterruptedIOException;
  18 import java.io.OutputStream;
  19 import java.net.CookieManager;
  20 import java.net.CookieStore;
  21 import java.net.HttpCookie;
  22 import java.net.URI;
  23 import java.net.URISyntaxException;
  24 import java.net.URL;
  25 import java.net.URLDecoder;
  26 import java.net.URLEncoder;
  27 import java.nio.charset.StandardCharsets;
  28 import java.text.SimpleDateFormat;
  29 import java.util.ArrayList;
  30 import java.util.Arrays;
  31 import java.util.Base64;
  32 import java.util.Collections;
  33 import java.util.Date;
  34 import java.util.HashMap;
  35 import java.util.Iterator;
  36 import java.util.LinkedHashMap;
  37 import java.util.List;
  38 import java.util.Map;
  39 import java.util.Objects;
  40 import java.util.Random;
  41 import java.util.Scanner;
  42 import java.util.Set;
  43 import java.util.concurrent.*;
  44 import java.util.concurrent.locks.Lock;
  45 import java.util.concurrent.locks.ReentrantLock;
  46 import java.util.regex.Matcher;
  47 import java.util.regex.Pattern;
  48 import java.util.stream.Collectors;
  49 import java.util.zip.GZIPInputStream;
  50
  51 import javax.net.ssl.HttpsURLConnection;
  52
  53 import org.eclipse.jdt.annotation.NonNullByDefault;
  54 import org.eclipse.jdt.annotation.Nullable;
  55 import org.openhab.binding.amazonechocontrol.internal.jsons.JsonActivities;
  56 import org.openhab.binding.amazonechocontrol.internal.jsons.JsonActivities.Activity;
  57 import org.openhab.binding.amazonechocontrol.internal.jsons.JsonAnnouncementContent;
  58 import org.openhab.binding.amazonechocontrol.internal.jsons.JsonAnnouncementTarget;
  59 import org.openhab.binding.amazonechocontrol.internal.jsons.JsonAnnouncementTarget.TargetDevice;
  60 import org.openhab.binding.amazonechocontrol.internal.jsons.JsonAscendingAlarm;
  61 import org.openhab.binding.amazonechocontrol.internal.jsons.JsonAscendingAlarm.AscendingAlarmModel;
  62 import org.openhab.binding.amazonechocontrol.internal.jsons.JsonAutomation;
  63 import org.openhab.binding.amazonechocontrol.internal.jsons.JsonAutomation.Payload;
  64 import org.openhab.binding.amazonechocontrol.internal.jsons.JsonAutomation.Trigger;
  65 import org.openhab.binding.amazonechocontrol.internal.jsons.JsonBluetoothStates;
  66 import org.openhab.binding.amazonechocontrol.internal.jsons.JsonBootstrapResult;
  67 import org.openhab.binding.amazonechocontrol.internal.jsons.JsonBootstrapResult.Authentication;
  68 import org.openhab.binding.amazonechocontrol.internal.jsons.JsonDeviceNotificationState;
  69 import org.openhab.binding.amazonechocontrol.internal.jsons.JsonDeviceNotificationState.DeviceNotificationState;
  70 import org.openhab.binding.amazonechocontrol.internal.jsons.JsonDevices;
  71 import org.openhab.binding.amazonechocontrol.internal.jsons.JsonDevices.Device;
  72 import org.openhab.binding.amazonechocontrol.internal.jsons.JsonEnabledFeeds;
  73 import org.openhab.binding.amazonechocontrol.internal.jsons.JsonEqualizer;
  74 import org.openhab.binding.amazonechocontrol.internal.jsons.JsonExchangeTokenResponse;
  75 import org.openhab.binding.amazonechocontrol.internal.jsons.JsonExchangeTokenResponse.Cookie;
  76 import org.openhab.binding.amazonechocontrol.internal.jsons.JsonFeed;
  77 import org.openhab.binding.amazonechocontrol.internal.jsons.JsonMediaState;
  78 import org.openhab.binding.amazonechocontrol.internal.jsons.JsonMusicProvider;
  79 import org.openhab.binding.amazonechocontrol.internal.jsons.JsonNetworkDetails;
  80 import org.openhab.binding.amazonechocontrol.internal.jsons.JsonNotificationRequest;
  81 import org.openhab.binding.amazonechocontrol.internal.jsons.JsonNotificationResponse;
  82 import org.openhab.binding.amazonechocontrol.internal.jsons.JsonNotificationSound;
  83 import org.openhab.binding.amazonechocontrol.internal.jsons.JsonNotificationSounds;
  84 import org.openhab.binding.amazonechocontrol.internal.jsons.JsonNotificationsResponse;
  85 import org.openhab.binding.amazonechocontrol.internal.jsons.JsonPlaySearchPhraseOperationPayload;
  86 import org.openhab.binding.amazonechocontrol.internal.jsons.JsonPlayValidationResult;
  87 import org.openhab.binding.amazonechocontrol.internal.jsons.JsonPlayerState;
  88 import org.openhab.binding.amazonechocontrol.internal.jsons.JsonPlaylists;
  89 import org.openhab.binding.amazonechocontrol.internal.jsons.JsonRegisterAppRequest;
  90 import org.openhab.binding.amazonechocontrol.internal.jsons.JsonRegisterAppResponse;
  91 import org.openhab.binding.amazonechocontrol.internal.jsons.JsonRegisterAppResponse.Bearer;
  92 import org.openhab.binding.amazonechocontrol.internal.jsons.JsonRegisterAppResponse.DeviceInfo;
  93 import org.openhab.binding.amazonechocontrol.internal.jsons.JsonRegisterAppResponse.Extensions;
  94 import org.openhab.binding.amazonechocontrol.internal.jsons.JsonRegisterAppResponse.Response;
  95 import org.openhab.binding.amazonechocontrol.internal.jsons.JsonRegisterAppResponse.Success;
  96 import org.openhab.binding.amazonechocontrol.internal.jsons.JsonRegisterAppResponse.Tokens;
  97 import org.openhab.binding.amazonechocontrol.internal.jsons.JsonRenewTokenResponse;
  98 import org.openhab.binding.amazonechocontrol.internal.jsons.JsonSmartHomeDevices.SmartHomeDevice;
  99 import org.openhab.binding.amazonechocontrol.internal.jsons.JsonSmartHomeGroups.SmartHomeGroup;
 100 import org.openhab.binding.amazonechocontrol.internal.jsons.JsonStartRoutineRequest;
 101 import org.openhab.binding.amazonechocontrol.internal.jsons.JsonUsersMeResponse;
 102 import org.openhab.binding.amazonechocontrol.internal.jsons.JsonWakeWords;
 103 import org.openhab.binding.amazonechocontrol.internal.jsons.JsonWakeWords.WakeWord;
 104 import org.openhab.binding.amazonechocontrol.internal.jsons.JsonWebSiteCookie;
 105 import org.openhab.binding.amazonechocontrol.internal.jsons.SmartHomeBaseDevice;
 106 import org.openhab.core.common.ThreadPoolManager;
 107 import org.openhab.core.util.HexUtils;
 108 import org.slf4j.Logger;
 109 import org.slf4j.LoggerFactory;
 110
 111 import com.google.gson.*;
 112
 113 /**
 114  * The {@link Connection} is responsible for the connection to the amazon server
 115  * and handling of the commands
 116  *
 117  * @author Michael Geramb - Initial contribution
 118  */
 119 @NonNullByDefault
 120 public class Connection {
 121     private static final String THING_THREADPOOL_NAME = "thingHandler";
 122     private static final long EXPIRES_IN = 432000; // five days
 123     private static final Pattern CHARSET_PATTERN = Pattern.compile("(?i)\\bcharset=\\s*\"?([^\\s;\"]*)");
 124     private static final String DEVICE_TYPE = "A2IVLV5VM2W81";
 125
 126     private final Logger logger = LoggerFactory.getLogger(Connection.class);
 127
 128     protected final ScheduledExecutorService scheduler = ThreadPoolManager.getScheduledPool(THING_THREADPOOL_NAME);
 129
 130     private final Random rand = new Random();
 131     private final CookieManager cookieManager = new CookieManager();
 132     private final Gson gson;
 133     private final Gson gsonWithNullSerialization;
 134
 135     private String amazonSite = "amazon.com";
 136     private String alexaServer = "https://alexa.amazon.com";
 137     private final String userAgent;
 138     private String frc;
 139     private String serial;
 140     private String deviceId;
 141
 142     private @Nullable String refreshToken;
 143     private @Nullable Date loginTime;
 144     private @Nullable Date verifyTime;
 145     private long renewTime = 0;
 146     private @Nullable String deviceName;
 147     private @Nullable String accountCustomerId;
 148     private @Nullable String customerName;
 149
 150     private Map<Integer, Announcement> announcements = Collections.synchronizedMap(new LinkedHashMap<>());
 151     private Map<Integer, TextToSpeech> textToSpeeches = Collections.synchronizedMap(new LinkedHashMap<>());
 152     private Map<Integer, Volume> volumes = Collections.synchronizedMap(new LinkedHashMap<>());
 153     private Map<String, LinkedBlockingQueue<QueueObject>> devices = Collections.synchronizedMap(new LinkedHashMap<>());
 154
 155     private final Map<TimerType, ScheduledFuture<?>> timers = new ConcurrentHashMap<>();
 156     private final Map<TimerType, Lock> locks = new ConcurrentHashMap<>();
 157
 158     private enum TimerType {
 159         ANNOUNCEMENT,
 160         TTS,
 161         VOLUME,
 162         DEVICES
 163     }
 164
 165     public Connection(@Nullable Connection oldConnection, Gson gson) {
 166         this.gson = gson;
 167         String frc = null;
 168         String serial = null;
 169         String deviceId = null;
 170         if (oldConnection != null) {
 171             deviceId = oldConnection.getDeviceId();
 172             frc = oldConnection.getFrc();
 173             serial = oldConnection.getSerial();
 174         }
 175         if (frc != null) {
 176             this.frc = frc;
 177         } else {
 178             // generate frc
 179             byte[] frcBinary = new byte[313];
 180             rand.nextBytes(frcBinary);
 181             this.frc = Base64.getEncoder().encodeToString(frcBinary);
 182         }
 183         if (serial != null) {
 184             this.serial = serial;
 185         } else {
 186             // generate serial
 187             byte[] serialBinary = new byte[16];
 188             rand.nextBytes(serialBinary);
 189             this.serial = HexUtils.bytesToHex(serialBinary);
 190         }
 191         if (deviceId != null) {
 192             this.deviceId = deviceId;
 193         } else {
 194             this.deviceId = generateDeviceId();
 195         }
 196
 197         // build user agent
 198         this.userAgent = "AmazonWebView/Amazon Alexa/2.2.223830.0/iOS/11.4.1/iPhone";
 199         GsonBuilder gsonBuilder = new GsonBuilder();
 200         gsonWithNullSerialization = gsonBuilder.create();
 201
 202         replaceTimer(TimerType.DEVICES,
 203                 scheduler.scheduleWithFixedDelay(this::handleExecuteSequenceNode, 0, 500, TimeUnit.MILLISECONDS));
 204     }
 205
 206     /**
 207      * Generate a new device id
 208      * <p>
 209      * The device id consists of 16 random bytes in upper-case hex format, a # as separator and a fixed DEVICE_TYPE
 210      *
 211      * @return a string containing the new device-id
 212      */
 213     private String generateDeviceId() {
 214         byte[] bytes = new byte[16];
 215         rand.nextBytes(bytes);
 216         String hexStr = HexUtils.bytesToHex(bytes).toUpperCase() + "#" + DEVICE_TYPE;
 217         return HexUtils.bytesToHex(hexStr.getBytes());
 218     }
 219
 220     /**
 221      * Check if deviceId is valid (consisting of hex(hex(16 random bytes)) + "#" + DEVICE_TYPE)
 222      *
 223      * @param deviceId the deviceId
 224      * @return true if valid, false if invalid
 225      */
 226     private boolean checkDeviceIdIsValid(@Nullable String deviceId) {
 227         if (deviceId != null && deviceId.matches("^[0-9a-fA-F]{92}$")) {
 228             String hexString = new String(HexUtils.hexToBytes(deviceId));
 229             if (hexString.matches("^[0-9A-F]{32}#" + DEVICE_TYPE + "$")) {
 230                 return true;
 231             }
 232         }
 233         return false;
 234     }
 235
 236     private void setAmazonSite(@Nullable String amazonSite) {
 237         String correctedAmazonSite = amazonSite != null ? amazonSite : "amazon.com";
 238         if (correctedAmazonSite.toLowerCase().startsWith("http://")) {
 239             correctedAmazonSite = correctedAmazonSite.substring(7);
 240         }
 241         if (correctedAmazonSite.toLowerCase().startsWith("https://")) {
 242             correctedAmazonSite = correctedAmazonSite.substring(8);
 243         }
 244         if (correctedAmazonSite.toLowerCase().startsWith("www.")) {
 245             correctedAmazonSite = correctedAmazonSite.substring(4);
 246         }
 247         if (correctedAmazonSite.toLowerCase().startsWith("alexa.")) {
 248             correctedAmazonSite = correctedAmazonSite.substring(6);
 249         }
 250         this.amazonSite = correctedAmazonSite;
 251         alexaServer = "https://alexa." + this.amazonSite;
 252     }
 253
 254     public @Nullable Date tryGetLoginTime() {
 255         return loginTime;
 256     }
 257
 258     public @Nullable Date tryGetVerifyTime() {
 259         return verifyTime;
 260     }
 261
 262     public String getFrc() {
 263         return frc;
 264     }
 265
 266     public String getSerial() {
 267         return serial;
 268     }
 269
 270     public String getDeviceId() {
 271         return deviceId;
 272     }
 273
 274     public String getAmazonSite() {
 275         return amazonSite;
 276     }
 277
 278     public String getAlexaServer() {
 279         return alexaServer;
 280     }
 281
 282     public String getDeviceName() {
 283         String deviceName = this.deviceName;
 284         if (deviceName == null) {
 285             return "Unknown";
 286         }
 287         return deviceName;
 288     }
 289
 290     public String getCustomerId() {
 291         String customerId = this.accountCustomerId;
 292         if (customerId == null) {
 293             return "Unknown";
 294         }
 295         return customerId;
 296     }
 297
 298     public String getCustomerName() {
 299         String customerName = this.customerName;
 300         if (customerName == null) {
 301             return "Unknown";
 302         }
 303         return customerName;
 304     }
 305
 306     public boolean isSequenceNodeQueueRunning() {
 307         return devices.values().stream().anyMatch(
 308                 (queueObjects) -> (queueObjects.stream().anyMatch(queueObject -> queueObject.future != null)));
 309     }
 310
 311     public String serializeLoginData() {
 312         Date loginTime = this.loginTime;
 313         if (refreshToken == null || loginTime == null) {
 314             return "";
 315         }
 316         StringBuilder builder = new StringBuilder();
 317         builder.append("7\n"); // version
 318         builder.append(frc);
 319         builder.append("\n");
 320         builder.append(serial);
 321         builder.append("\n");
 322         builder.append(deviceId);
 323         builder.append("\n");
 324         builder.append(refreshToken);
 325         builder.append("\n");
 326         builder.append(amazonSite);
 327         builder.append("\n");
 328         builder.append(deviceName);
 329         builder.append("\n");
 330         builder.append(accountCustomerId);
 331         builder.append("\n");
 332         builder.append(loginTime.getTime());
 333         builder.append("\n");
 334         List<HttpCookie> cookies = cookieManager.getCookieStore().getCookies();
 335         builder.append(cookies.size());
 336         builder.append("\n");
 337         for (HttpCookie cookie : cookies) {
 338             writeValue(builder, cookie.getName());
 339             writeValue(builder, cookie.getValue());
 340             writeValue(builder, cookie.getComment());
 341             writeValue(builder, cookie.getCommentURL());
 342             writeValue(builder, cookie.getDomain());
 343             writeValue(builder, cookie.getMaxAge());
 344             writeValue(builder, cookie.getPath());
 345             writeValue(builder, cookie.getPortlist());
 346             writeValue(builder, cookie.getVersion());
 347             writeValue(builder, cookie.getSecure());
 348             writeValue(builder, cookie.getDiscard());
 349         }
 350         return builder.toString();
 351     }
 352
 353     private void writeValue(StringBuilder builder, @Nullable Object value) {
 354         if (value == null) {
 355             builder.append('0');
 356         } else {
 357             builder.append('1');
 358             builder.append("\n");
 359             builder.append(value.toString());
 360         }
 361         builder.append("\n");
 362     }
 363
 364     private String readValue(Scanner scanner) {
 365         if (scanner.nextLine().equals("1")) {
 366             String result = scanner.nextLine();
 367             if (result != null) {
 368                 return result;
 369             }
 370         }
 371         return "";
 372     }
 373
 374     public boolean tryRestoreLogin(@Nullable String data, @Nullable String overloadedDomain) {
 375         Date loginTime = tryRestoreSessionData(data, overloadedDomain);
 376         if (loginTime != null) {
 377             try {
 378                 if (verifyLogin()) {
 379                     this.loginTime = loginTime;
 380                     return true;
 381                 }
 382             } catch (IOException e) {
 383                 return false;
 384             } catch (URISyntaxException | InterruptedException e) {
 385             }
 386         }
 387         return false;
 388     }
 389
 390     private @Nullable Date tryRestoreSessionData(@Nullable String data, @Nullable String overloadedDomain) {
 391         // verify store data
 392         if (data == null || data.isEmpty()) {
 393             return null;
 394         }
 395         Scanner scanner = new Scanner(data);
 396         String version = scanner.nextLine();
 397         // check if serialize version is supported
 398         if (!"5".equals(version) && !"6".equals(version) && !"7".equals(version)) {
 399             scanner.close();
 400             return null;
 401         }
 402         int intVersion = Integer.parseInt(version);
 403
 404         frc = scanner.nextLine();
 405         serial = scanner.nextLine();
 406         deviceId = scanner.nextLine();
 407
 408         // Recreate session and cookies
 409         refreshToken = scanner.nextLine();
 410         String domain = scanner.nextLine();
 411         if (overloadedDomain != null) {
 412             domain = overloadedDomain;
 413         }
 414         setAmazonSite(domain);
 415
 416         deviceName = scanner.nextLine();
 417
 418         if (intVersion > 5) {
 419             String accountCustomerId = scanner.nextLine();
 420             // Note: version 5 have wrong customer id serialized.
 421             // Only use it, if it at least version 6 of serialization
 422             if (intVersion > 6) {
 423                 if (!"null".equals(accountCustomerId)) {
 424                     this.accountCustomerId = accountCustomerId;
 425                 }
 426             }
 427         }
 428
 429         Date loginTime = new Date(Long.parseLong(scanner.nextLine()));
 430         CookieStore cookieStore = cookieManager.getCookieStore();
 431         cookieStore.removeAll();
 432
 433         Integer numberOfCookies = Integer.parseInt(scanner.nextLine());
 434         for (Integer i = 0; i < numberOfCookies; i++) {
 435             String name = readValue(scanner);
 436             String value = readValue(scanner);
 437
 438             HttpCookie clientCookie = new HttpCookie(name, value);
 439             clientCookie.setComment(readValue(scanner));
 440             clientCookie.setCommentURL(readValue(scanner));
 441             clientCookie.setDomain(readValue(scanner));
 442             clientCookie.setMaxAge(Long.parseLong(readValue(scanner)));
 443             clientCookie.setPath(readValue(scanner));
 444             clientCookie.setPortlist(readValue(scanner));
 445             clientCookie.setVersion(Integer.parseInt(readValue(scanner)));
 446             clientCookie.setSecure(Boolean.parseBoolean(readValue(scanner)));
 447             clientCookie.setDiscard(Boolean.parseBoolean(readValue(scanner)));
 448
 449             cookieStore.add(null, clientCookie);
 450         }
 451         scanner.close();
 452         try {
 453             checkRenewSession();
 454
 455             String accountCustomerId = this.accountCustomerId;
 456             if (accountCustomerId == null || accountCustomerId.isEmpty()) {
 457                 List<Device> devices = this.getDeviceList();
 458                 accountCustomerId = devices.stream().filter(device -> serial.equals(device.serialNumber)).findAny()
 459                         .map(device -> device.deviceOwnerCustomerId).orElse(null);
 460                 if (accountCustomerId == null || accountCustomerId.isEmpty()) {
 461                     accountCustomerId = devices.stream().filter(device -> "This Device".equals(device.accountName))
 462                             .findAny().map(device -> {
 463                                 serial = Objects.requireNonNullElse(device.serialNumber, serial);
 464                                 return device.deviceOwnerCustomerId;
 465                             }).orElse(null);
 466                 }
 467                 this.accountCustomerId = accountCustomerId;
 468             }
 469         } catch (URISyntaxException | IOException | InterruptedException | ConnectionException e) {
 470             logger.debug("Getting account customer Id failed", e);
 471         }
 472         return loginTime;
 473     }
 474
 475     private @Nullable Authentication tryGetBootstrap() throws IOException, URISyntaxException, InterruptedException {
 476         HttpsURLConnection connection = makeRequest("GET", alexaServer + "/api/bootstrap", null, false, false, null, 0);
 477         String contentType = connection.getContentType();
 478         if (connection.getResponseCode() == 200 && contentType != null
 479                 && contentType.toLowerCase().startsWith("application/json")) {
 480             try {
 481                 String bootstrapResultJson = convertStream(connection);
 482                 JsonBootstrapResult result = parseJson(bootstrapResultJson, JsonBootstrapResult.class);
 483                 if (result != null) {
 484                     Authentication authentication = result.authentication;
 485                     if (authentication != null && authentication.authenticated) {
 486                         this.customerName = authentication.customerName;
 487                         if (this.accountCustomerId == null) {
 488                             this.accountCustomerId = authentication.customerId;
 489                         }
 490                         return authentication;
 491                     }
 492                 }
 493             } catch (JsonSyntaxException | IllegalStateException e) {
 494                 logger.info("No valid json received", e);
 495                 return null;
 496             }
 497         }
 498         return null;
 499     }
 500
 501     public String convertStream(HttpsURLConnection connection) throws IOException {
 502         InputStream input = connection.getInputStream();
 503         if (input == null) {
 504             return "";
 505         }
 506
 507         InputStream readerStream;
 508         if ("gzip".equalsIgnoreCase(connection.getContentEncoding())) {
 509             readerStream = new GZIPInputStream(connection.getInputStream());
 510         } else {
 511             readerStream = input;
 512         }
 513         String contentType = connection.getContentType();
 514         String charSet = null;
 515         if (contentType != null) {
 516             Matcher m = CHARSET_PATTERN.matcher(contentType);
 517             if (m.find()) {
 518                 charSet = m.group(1).trim().toUpperCase();
 519             }
 520         }
 521
 522         Scanner inputScanner = charSet == null || charSet.isEmpty()
 523                 ? new Scanner(readerStream, StandardCharsets.UTF_8.name())
 524                 : new Scanner(readerStream, charSet);
 525         Scanner scannerWithoutDelimiter = inputScanner.useDelimiter("\\A");
 526         String result = scannerWithoutDelimiter.hasNext() ? scannerWithoutDelimiter.next() : null;
 527         inputScanner.close();
 528         scannerWithoutDelimiter.close();
 529         input.close();
 530         if (result == null) {
 531             result = "";
 532         }
 533         return result;
 534     }
 535
 536     public String makeRequestAndReturnString(String url) throws IOException, URISyntaxException, InterruptedException {
 537         return makeRequestAndReturnString("GET", url, null, false, null);
 538     }
 539
 540     public String makeRequestAndReturnString(String verb, String url, @Nullable String postData, boolean json,
 541             @Nullable Map<String, String> customHeaders) throws IOException, URISyntaxException, InterruptedException {
 542         HttpsURLConnection connection = makeRequest(verb, url, postData, json, true, customHeaders, 3);
 543         String result = convertStream(connection);
 544         logger.debug("Result of {} {}:{}", verb, url, result);
 545         return result;
 546     }
 547
 548     public HttpsURLConnection makeRequest(String verb, String url, @Nullable String postData, boolean json,
 549             boolean autoredirect, @Nullable Map<String, String> customHeaders, int badRequestRepeats)
 550             throws IOException, URISyntaxException, InterruptedException {
 551         String currentUrl = url;
 552         int redirectCounter = 0;
 553         int retryCounter = 0;
 554         // loop for handling redirect and bad request, using automatic redirect is not
 555         // possible, because all response headers must be catched
 556         while (true) {
 557             int code;
 558             HttpsURLConnection connection = null;
 559             try {
 560                 logger.debug("Make request to {}", url);
 561                 connection = (HttpsURLConnection) new URL(currentUrl).openConnection();
 562                 connection.setRequestMethod(verb);
 563                 connection.setRequestProperty("Accept-Language", "en-US");
 564                 if (customHeaders == null || !customHeaders.containsKey("User-Agent")) {
 565                     connection.setRequestProperty("User-Agent", userAgent);
 566                 }
 567                 connection.setRequestProperty("Accept-Encoding", "gzip");
 568                 connection.setRequestProperty("DNT", "1");
 569                 connection.setRequestProperty("Upgrade-Insecure-Requests", "1");
 570                 if (customHeaders != null) {
 571                     for (String key : customHeaders.keySet()) {
 572                         String value = customHeaders.get(key);
 573                         if (value != null && !value.isEmpty()) {
 574                             connection.setRequestProperty(key, value);
 575                         }
 576                     }
 577                 }
 578                 connection.setInstanceFollowRedirects(false);
 579
 580                 // add cookies
 581                 URI uri = connection.getURL().toURI();
 582
 583                 if (customHeaders == null || !customHeaders.containsKey("Cookie")) {
 584                     StringBuilder cookieHeaderBuilder = new StringBuilder();
 585                     for (HttpCookie cookie : cookieManager.getCookieStore().get(uri)) {
 586                         if (cookieHeaderBuilder.length() > 0) {
 587                             cookieHeaderBuilder.append(";");
 588                         }
 589                         cookieHeaderBuilder.append(cookie.getName());
 590                         cookieHeaderBuilder.append("=");
 591                         cookieHeaderBuilder.append(cookie.getValue());
 592                         if (cookie.getName().equals("csrf")) {
 593                             connection.setRequestProperty("csrf", cookie.getValue());
 594                         }
 595
 596                     }
 597                     if (cookieHeaderBuilder.length() > 0) {
 598                         String cookies = cookieHeaderBuilder.toString();
 599                         connection.setRequestProperty("Cookie", cookies);
 600                     }
 601                 }
 602                 if (postData != null) {
 603                     logger.debug("{}: {}", verb, postData);
 604                     // post data
 605                     byte[] postDataBytes = postData.getBytes(StandardCharsets.UTF_8);
 606                     int postDataLength = postDataBytes.length;
 607
 608                     connection.setFixedLengthStreamingMode(postDataLength);
 609
 610                     if (json) {
 611                         connection.setRequestProperty("Content-Type", "application/json; charset=UTF-8");
 612                     } else {
 613                         connection.setRequestProperty("Content-Type", "application/x-www-form-urlencoded");
 614                     }
 615                     connection.setRequestProperty("Content-Length", Integer.toString(postDataLength));
 616                     if ("POST".equals(verb)) {
 617                         connection.setRequestProperty("Expect", "100-continue");
 618                     }
 619
 620                     connection.setDoOutput(true);
 621                     OutputStream outputStream = connection.getOutputStream();
 622                     outputStream.write(postDataBytes);
 623                     outputStream.close();
 624                 }
 625                 // handle result
 626                 code = connection.getResponseCode();
 627                 String location = null;
 628
 629                 // handle response headers
 630                 Map<@Nullable String, List<String>> headerFields = connection.getHeaderFields();
 631                 for (Map.Entry<@Nullable String, List<String>> header : headerFields.entrySet()) {
 632                     String key = header.getKey();
 633                     if (key != null && !key.isEmpty()) {
 634                         if (key.equalsIgnoreCase("Set-Cookie")) {
 635                             // store cookie
 636                             for (String cookieHeader : header.getValue()) {
 637                                 if (!cookieHeader.isEmpty()) {
 638                                     List<HttpCookie> cookies = HttpCookie.parse(cookieHeader);
 639                                     for (HttpCookie cookie : cookies) {
 640                                         cookieManager.getCookieStore().add(uri, cookie);
 641                                     }
 642                                 }
 643                             }
 644                         }
 645                         if (key.equalsIgnoreCase("Location")) {
 646                             // get redirect location
 647                             location = header.getValue().get(0);
 648                             if (!location.isEmpty()) {
 649                                 location = uri.resolve(location).toString();
 650                                 // check for https
 651                                 if (location.toLowerCase().startsWith("http://")) {
 652                                     // always use https
 653                                     location = "https://" + location.substring(7);
 654                                     logger.debug("Redirect corrected to {}", location);
 655                                 }
 656                             }
 657                         }
 658                     }
 659                 }
 660                 if (code == 200) {
 661                     logger.debug("Call to {} succeeded", url);
 662                     return connection;
 663                 } else if (code == 302 && location != null) {
 664                     logger.debug("Redirected to {}", location);
 665                     redirectCounter++;
 666                     if (redirectCounter > 30) {
 667                         throw new ConnectionException("Too many redirects");
 668                     }
 669                     currentUrl = location;
 670                     if (autoredirect) {
 671                         continue; // repeat with new location
 672                     }
 673                     return connection;
 674                 } else {
 675                     logger.debug("Retry call to {}", url);
 676                     retryCounter++;
 677                     if (retryCounter > badRequestRepeats) {
 678                         throw new HttpException(code,
 679                                 verb + " url '" + url + "' failed: " + connection.getResponseMessage());
 680                     }
 681                     Thread.sleep(2000);
 682                 }
 683             } catch (InterruptedException | InterruptedIOException e) {
 684                 if (connection != null) {
 685                     connection.disconnect();
 686                 }
 687                 logger.warn("Unable to wait for next call to {}", url, e);
 688                 throw e;
 689             } catch (IOException e) {
 690                 if (connection != null) {
 691                     connection.disconnect();
 692                 }
 693                 logger.warn("Request to url '{}' fails with unknown error", url, e);
 694                 throw e;
 695             } catch (Exception e) {
 696                 if (connection != null) {
 697                     connection.disconnect();
 698                 }
 699                 throw e;
 700             }
 701         }
 702     }
 703
 704     public String registerConnectionAsApp(String oAutRedirectUrl)
 705             throws ConnectionException, IOException, URISyntaxException, InterruptedException {
 706         URI oAutRedirectUri = new URI(oAutRedirectUrl);
 707
 708         Map<String, String> queryParameters = new LinkedHashMap<>();
 709         String query = oAutRedirectUri.getQuery();
 710         String[] pairs = query.split("&");
 711         for (String pair : pairs) {
 712             int idx = pair.indexOf("=");
 713             queryParameters.put(URLDecoder.decode(pair.substring(0, idx), StandardCharsets.UTF_8.name()),
 714                     URLDecoder.decode(pair.substring(idx + 1), StandardCharsets.UTF_8.name()));
 715         }
 716         String accessToken = queryParameters.get("openid.oa2.access_token");
 717
 718         Map<String, String> cookieMap = new HashMap<>();
 719
 720         List<JsonWebSiteCookie> webSiteCookies = new ArrayList<>();
 721         for (HttpCookie cookie : getSessionCookies("https://www.amazon.com")) {
 722             cookieMap.put(cookie.getName(), cookie.getValue());
 723             webSiteCookies.add(new JsonWebSiteCookie(cookie.getName(), cookie.getValue()));
 724         }
 725
 726         JsonWebSiteCookie[] webSiteCookiesArray = new JsonWebSiteCookie[webSiteCookies.size()];
 727         webSiteCookiesArray = webSiteCookies.toArray(webSiteCookiesArray);
 728
 729         JsonRegisterAppRequest registerAppRequest = new JsonRegisterAppRequest(serial, accessToken, frc,
 730                 webSiteCookiesArray);
 731         String registerAppRequestJson = gson.toJson(registerAppRequest);
 732
 733         HashMap<String, String> registerHeaders = new HashMap<>();
 734         registerHeaders.put("x-amzn-identity-auth-domain", "api.amazon.com");
 735
 736         String registerAppResultJson = makeRequestAndReturnString("POST", "https://api.amazon.com/auth/register",
 737                 registerAppRequestJson, true, registerHeaders);
 738         JsonRegisterAppResponse registerAppResponse = parseJson(registerAppResultJson, JsonRegisterAppResponse.class);
 739
 740         if (registerAppResponse == null) {
 741             throw new ConnectionException("Error: No response received from register application");
 742         }
 743         Response response = registerAppResponse.response;
 744         if (response == null) {
 745             throw new ConnectionException("Error: No response received from register application");
 746         }
 747         Success success = response.success;
 748         if (success == null) {
 749             throw new ConnectionException("Error: No success received from register application");
 750         }
 751         Tokens tokens = success.tokens;
 752         if (tokens == null) {
 753             throw new ConnectionException("Error: No tokens received from register application");
 754         }
 755         Bearer bearer = tokens.bearer;
 756         if (bearer == null) {
 757             throw new ConnectionException("Error: No bearer received from register application");
 758         }
 759         String refreshToken = bearer.refreshToken;
 760         this.refreshToken = refreshToken;
 761         if (refreshToken == null || refreshToken.isEmpty()) {
 762             throw new ConnectionException("Error: No refresh token received");
 763         }
 764         try {
 765             exchangeToken();
 766             // Check which is the owner domain
 767             String usersMeResponseJson = makeRequestAndReturnString("GET",
 768                     "https://alexa.amazon.com/api/users/me?platform=ios&version=2.2.223830.0", null, false, null);
 769             JsonUsersMeResponse usersMeResponse = parseJson(usersMeResponseJson, JsonUsersMeResponse.class);
 770             if (usersMeResponse == null) {
 771                 throw new IllegalArgumentException("Received no response on me-request");
 772             }
 773             URI uri = new URI(usersMeResponse.marketPlaceDomainName);
 774             String host = uri.getHost();
 775
 776             // Switch to owner domain
 777             setAmazonSite(host);
 778             exchangeToken();
 779             tryGetBootstrap();
 780         } catch (Exception e) {
 781             logout();
 782             throw e;
 783         }
 784         String deviceName = null;
 785         Extensions extensions = success.extensions;
 786         if (extensions != null) {
 787             DeviceInfo deviceInfo = extensions.deviceInfo;
 788             if (deviceInfo != null) {
 789                 deviceName = deviceInfo.deviceName;
 790             }
 791         }
 792         if (deviceName == null) {
 793             deviceName = "Unknown";
 794         }
 795         this.deviceName = deviceName;
 796         return deviceName;
 797     }
 798
 799     private void exchangeToken() throws IOException, URISyntaxException, InterruptedException {
 800         this.renewTime = 0;
 801         String cookiesJson = "{\"cookies\":{\"." + getAmazonSite() + "\":[]}}";
 802         String cookiesBase64 = Base64.getEncoder().encodeToString(cookiesJson.getBytes());
 803
 804         String exchangePostData = "di.os.name=iOS&app_version=2.2.223830.0&domain=." + getAmazonSite()
 805                 + "&source_token=" + URLEncoder.encode(this.refreshToken, "UTF8")
 806                 + "&requested_token_type=auth_cookies&source_token_type=refresh_token&di.hw.version=iPhone&di.sdk.version=6.10.0&cookies="
 807                 + cookiesBase64 + "&app_name=Amazon%20Alexa&di.os.version=11.4.1";
 808
 809         HashMap<String, String> exchangeTokenHeader = new HashMap<>();
 810         exchangeTokenHeader.put("Cookie", "");
 811
 812         String exchangeTokenJson = makeRequestAndReturnString("POST",
 813                 "https://www." + getAmazonSite() + "/ap/exchangetoken", exchangePostData, false, exchangeTokenHeader);
 814         JsonExchangeTokenResponse exchangeTokenResponse = Objects
 815                 .requireNonNull(gson.fromJson(exchangeTokenJson, JsonExchangeTokenResponse.class));
 816
 817         org.openhab.binding.amazonechocontrol.internal.jsons.JsonExchangeTokenResponse.Response response = exchangeTokenResponse.response;
 818         if (response != null) {
 819             org.openhab.binding.amazonechocontrol.internal.jsons.JsonExchangeTokenResponse.Tokens tokens = response.tokens;
 820             if (tokens != null) {
 821                 Map<String, Cookie[]> cookiesMap = tokens.cookies;
 822                 if (cookiesMap != null) {
 823                     for (String domain : cookiesMap.keySet()) {
 824                         Cookie[] cookies = cookiesMap.get(domain);
 825                         if (cookies != null) {
 826                             for (Cookie cookie : cookies) {
 827                                 if (cookie != null) {
 828                                     HttpCookie httpCookie = new HttpCookie(cookie.name, cookie.value);
 829                                     httpCookie.setPath(cookie.path);
 830                                     httpCookie.setDomain(domain);
 831                                     Boolean secure = cookie.secure;
 832                                     if (secure != null) {
 833                                         httpCookie.setSecure(secure);
 834                                     }
 835                                     this.cookieManager.getCookieStore().add(null, httpCookie);
 836                                 }
 837                             }
 838                         }
 839                     }
 840                 }
 841             }
 842         }
 843         if (!verifyLogin()) {
 844             throw new ConnectionException("Verify login failed after token exchange");
 845         }
 846         this.renewTime = (long) (System.currentTimeMillis() + Connection.EXPIRES_IN * 1000d / 0.8d); // start renew at
 847     }
 848
 849     public boolean checkRenewSession() throws URISyntaxException, IOException, InterruptedException {
 850         if (System.currentTimeMillis() >= this.renewTime) {
 851             String renewTokenPostData = "app_name=Amazon%20Alexa&app_version=2.2.223830.0&di.sdk.version=6.10.0&source_token="
 852                     + URLEncoder.encode(refreshToken, StandardCharsets.UTF_8.name())
 853                     + "&package_name=com.amazon.echo&di.hw.version=iPhone&platform=iOS&requested_token_type=access_token&source_token_type=refresh_token&di.os.name=iOS&di.os.version=11.4.1&current_version=6.10.0";
 854             String renewTokenResponseJson = makeRequestAndReturnString("POST", "https://api.amazon.com/auth/token",
 855                     renewTokenPostData, false, null);
 856             parseJson(renewTokenResponseJson, JsonRenewTokenResponse.class);
 857
 858             exchangeToken();
 859             return true;
 860         }
 861         return false;
 862     }
 863
 864     public boolean getIsLoggedIn() {
 865         return loginTime != null;
 866     }
 867
 868     public String getLoginPage() throws IOException, URISyntaxException, InterruptedException {
 869         // clear session data
 870         logout();
 871
 872         logger.debug("Start Login to {}", alexaServer);
 873
 874         if (!checkDeviceIdIsValid(deviceId)) {
 875             deviceId = generateDeviceId();
 876             logger.debug("Generating new device id (old device id had invalid format).");
 877         }
 878
 879         String mapMdJson = "{\"device_user_dictionary\":[],\"device_registration_data\":{\"software_version\":\"1\"},\"app_identifier\":{\"app_version\":\"2.2.223830\",\"bundle_id\":\"com.amazon.echo\"}}";
 880         String mapMdCookie = Base64.getEncoder().encodeToString(mapMdJson.getBytes());
 881
 882         cookieManager.getCookieStore().add(new URI("https://www.amazon.com"), new HttpCookie("map-md", mapMdCookie));
 883         cookieManager.getCookieStore().add(new URI("https://www.amazon.com"), new HttpCookie("frc", frc));
 884
 885         Map<String, String> customHeaders = new HashMap<>();
 886         customHeaders.put("authority", "www.amazon.com");
 887         String loginFormHtml = makeRequestAndReturnString("GET", "https://www.amazon.com"
 888                 + "/ap/signin?openid.return_to=https://www.amazon.com/ap/maplanding&openid.assoc_handle=amzn_dp_project_dee_ios&openid.identity=http://specs.openid.net/auth/2.0/identifier_select&pageId=amzn_dp_project_dee_ios&accountStatusPolicy=P1&openid.claimed_id=http://specs.openid.net/auth/2.0/identifier_select&openid.mode=checkid_setup&openid.ns.oa2=http://www.amazon.com/ap/ext/oauth/2&openid.oa2.client_id=device:"
 889                 + deviceId
 890                 + "&openid.ns.pape=http://specs.openid.net/extensions/pape/1.0&openid.oa2.response_type=token&openid.ns=http://specs.openid.net/auth/2.0&openid.pape.max_auth_age=0&openid.oa2.scope=device_auth_access",
 891                 null, false, customHeaders);
 892
 893         logger.debug("Received login form {}", loginFormHtml);
 894         return loginFormHtml;
 895     }
 896
 897     public boolean verifyLogin() throws IOException, URISyntaxException, InterruptedException {
 898         if (this.refreshToken == null) {
 899             return false;
 900         }
 901         Authentication authentication = tryGetBootstrap();
 902         if (authentication != null && authentication.authenticated) {
 903             verifyTime = new Date();
 904             if (loginTime == null) {
 905                 loginTime = verifyTime;
 906             }
 907             return true;
 908         }
 909         return false;
 910     }
 911
 912     public List<HttpCookie> getSessionCookies() {
 913         try {
 914             return cookieManager.getCookieStore().get(new URI(alexaServer));
 915         } catch (URISyntaxException e) {
 916             return new ArrayList<>();
 917         }
 918     }
 919
 920     public List<HttpCookie> getSessionCookies(String server) {
 921         try {
 922             return cookieManager.getCookieStore().get(new URI(server));
 923         } catch (URISyntaxException e) {
 924             return new ArrayList<>();
 925         }
 926     }
 927
 928     private void replaceTimer(TimerType type, @Nullable ScheduledFuture<?> newTimer) {
 929         timers.compute(type, (timerType, oldTimer) -> {
 930             if (oldTimer != null) {
 931                 oldTimer.cancel(true);
 932             }
 933             return newTimer;
 934         });
 935     }
 936
 937     public void logout() {
 938         cookieManager.getCookieStore().removeAll();
 939         // reset all members
 940         refreshToken = null;
 941         loginTime = null;
 942         verifyTime = null;
 943         deviceName = null;
 944
 945         replaceTimer(TimerType.ANNOUNCEMENT, null);
 946         announcements.clear();
 947         replaceTimer(TimerType.TTS, null);
 948         textToSpeeches.clear();
 949         replaceTimer(TimerType.VOLUME, null);
 950         volumes.clear();
 951         replaceTimer(TimerType.DEVICES, null);
 952
 953         devices.values().forEach((queueObjects) -> {
 954             queueObjects.forEach((queueObject) -> {
 955                 Future<?> future = queueObject.future;
 956                 if (future != null) {
 957                     future.cancel(true);
 958                     queueObject.future = null;
 959                 }
 960             });
 961         });
 962     }
 963
 964     // parser
 965     private <T> @Nullable T parseJson(String json, Class<T> type) throws JsonSyntaxException, IllegalStateException {
 966         try {
 967             return gson.fromJson(json, type);
 968         } catch (JsonParseException | IllegalStateException e) {
 969             logger.warn("Parsing json failed: {}", json, e);
 970             throw e;
 971         }
 972     }
 973
 974     // commands and states
 975     public WakeWord[] getWakeWords() {
 976         String json;
 977         try {
 978             json = makeRequestAndReturnString(alexaServer + "/api/wake-word?cached=true");
 979             JsonWakeWords wakeWords = parseJson(json, JsonWakeWords.class);
 980             if (wakeWords != null) {
 981                 WakeWord[] result = wakeWords.wakeWords;
 982                 if (result != null) {
 983                     return result;
 984                 }
 985             }
 986         } catch (IOException | URISyntaxException | InterruptedException e) {
 987             logger.info("getting wakewords failed", e);
 988         }
 989         return new WakeWord[0];
 990     }
 991
 992     public List<SmartHomeBaseDevice> getSmarthomeDeviceList()
 993             throws IOException, URISyntaxException, InterruptedException {
 994         try {
 995             String json = makeRequestAndReturnString(alexaServer + "/api/phoenix");
 996             logger.debug("getSmartHomeDevices result: {}", json);
 997
 998             JsonNetworkDetails networkDetails = parseJson(json, JsonNetworkDetails.class);
 999             if (networkDetails == null) {
1000                 throw new IllegalArgumentException("received no response on network detail request");
1001             }
1002             Object jsonObject = gson.fromJson(networkDetails.networkDetail, Object.class);
1003             List<SmartHomeBaseDevice> result = new ArrayList<>();
1004             searchSmartHomeDevicesRecursive(jsonObject, result);
1005
1006             return result;
1007         } catch (Exception e) {
1008             logger.warn("getSmartHomeDevices fails: {}", e.getMessage());
1009             throw e;
1010         }
1011     }
1012
1013     private void searchSmartHomeDevicesRecursive(@Nullable Object jsonNode, List<SmartHomeBaseDevice> devices) {
1014         if (jsonNode instanceof Map) {
1015             @SuppressWarnings("rawtypes")
1016             Map<String, Object> map = (Map) jsonNode;
1017             if (map.containsKey("entityId") && map.containsKey("friendlyName") && map.containsKey("actions")) {
1018                 // device node found, create type element and add it to the results
1019                 JsonElement element = gson.toJsonTree(jsonNode);
1020                 SmartHomeDevice shd = parseJson(element.toString(), SmartHomeDevice.class);
1021                 if (shd != null) {
1022                     devices.add(shd);
1023                 }
1024             } else if (map.containsKey("applianceGroupName")) {
1025                 JsonElement element = gson.toJsonTree(jsonNode);
1026                 SmartHomeGroup shg = parseJson(element.toString(), SmartHomeGroup.class);
1027                 if (shg != null) {
1028                     devices.add(shg);
1029                 }
1030             } else {
1031                 map.values().forEach(value -> searchSmartHomeDevicesRecursive(value, devices));
1032             }
1033         }
1034     }
1035
1036     public List<Device> getDeviceList() throws IOException, URISyntaxException, InterruptedException {
1037         String json = getDeviceListJson();
1038         JsonDevices devices = parseJson(json, JsonDevices.class);
1039         if (devices != null) {
1040             Device[] result = devices.devices;
1041             if (result != null) {
1042                 return new ArrayList<>(Arrays.asList(result));
1043             }
1044         }
1045         return Collections.emptyList();
1046     }
1047
1048     public String getDeviceListJson() throws IOException, URISyntaxException, InterruptedException {
1049         String json = makeRequestAndReturnString(alexaServer + "/api/devices-v2/device?cached=false");
1050         return json;
1051     }
1052
1053     public Map<String, JsonArray> getSmartHomeDeviceStatesJson(Set<String> applianceIds)
1054             throws IOException, URISyntaxException, InterruptedException {
1055         JsonObject requestObject = new JsonObject();
1056         JsonArray stateRequests = new JsonArray();
1057         for (String applianceId : applianceIds) {
1058             JsonObject stateRequest = new JsonObject();
1059             stateRequest.addProperty("entityId", applianceId);
1060             stateRequest.addProperty("entityType", "APPLIANCE");
1061             stateRequests.add(stateRequest);
1062         }
1063         requestObject.add("stateRequests", stateRequests);
1064         String requestBody = requestObject.toString();
1065         String json = makeRequestAndReturnString("POST", alexaServer + "/api/phoenix/state", requestBody, true, null);
1066         logger.trace("Requested {} and received {}", requestBody, json);
1067
1068         JsonObject responseObject = Objects.requireNonNull(gson.fromJson(json, JsonObject.class));
1069         JsonArray deviceStates = (JsonArray) responseObject.get("deviceStates");
1070         Map<String, JsonArray> result = new HashMap<>();
1071         for (JsonElement deviceState : deviceStates) {
1072             JsonObject deviceStateObject = deviceState.getAsJsonObject();
1073             JsonObject entity = deviceStateObject.get("entity").getAsJsonObject();
1074             String applicanceId = entity.get("entityId").getAsString();
1075             JsonElement capabilityState = deviceStateObject.get("capabilityStates");
1076             if (capabilityState != null && capabilityState.isJsonArray()) {
1077                 result.put(applicanceId, capabilityState.getAsJsonArray());
1078             }
1079         }
1080         return result;
1081     }
1082
1083     public @Nullable JsonPlayerState getPlayer(Device device)
1084             throws IOException, URISyntaxException, InterruptedException {
1085         String json = makeRequestAndReturnString(alexaServer + "/api/np/player?deviceSerialNumber="
1086                 + device.serialNumber + "&deviceType=" + device.deviceType + "&screenWidth=1440");
1087         JsonPlayerState playerState = parseJson(json, JsonPlayerState.class);
1088         return playerState;
1089     }
1090
1091     public @Nullable JsonMediaState getMediaState(Device device)
1092             throws IOException, URISyntaxException, InterruptedException {
1093         String json = makeRequestAndReturnString(alexaServer + "/api/media/state?deviceSerialNumber="
1094                 + device.serialNumber + "&deviceType=" + device.deviceType);
1095         JsonMediaState mediaState = parseJson(json, JsonMediaState.class);
1096         return mediaState;
1097     }
1098
1099     public Activity[] getActivities(int number, @Nullable Long startTime) {
1100         String json;
1101         try {
1102             json = makeRequestAndReturnString(alexaServer + "/api/activities?startTime="
1103                     + (startTime != null ? startTime : "") + "&size=" + number + "&offset=1");
1104             JsonActivities activities = parseJson(json, JsonActivities.class);
1105             if (activities != null) {
1106                 Activity[] activiesArray = activities.activities;
1107                 if (activiesArray != null) {
1108                     return activiesArray;
1109                 }
1110             }
1111         } catch (IOException | URISyntaxException | InterruptedException e) {
1112             logger.info("getting activities failed", e);
1113         }
1114         return new Activity[0];
1115     }
1116
1117     public @Nullable JsonBluetoothStates getBluetoothConnectionStates() {
1118         String json;
1119         try {
1120             json = makeRequestAndReturnString(alexaServer + "/api/bluetooth?cached=true");
1121         } catch (IOException | URISyntaxException | InterruptedException e) {
1122             logger.debug("failed to get bluetooth state: {}", e.getMessage());
1123             return new JsonBluetoothStates();
1124         }
1125         JsonBluetoothStates bluetoothStates = parseJson(json, JsonBluetoothStates.class);
1126         return bluetoothStates;
1127     }
1128
1129     public @Nullable JsonPlaylists getPlaylists(Device device)
1130             throws IOException, URISyntaxException, InterruptedException {
1131         String json = makeRequestAndReturnString(
1132                 alexaServer + "/api/cloudplayer/playlists?deviceSerialNumber=" + device.serialNumber + "&deviceType="
1133                         + device.deviceType + "&mediaOwnerCustomerId=" + getCustomerId(device.deviceOwnerCustomerId));
1134         JsonPlaylists playlists = parseJson(json, JsonPlaylists.class);
1135         return playlists;
1136     }
1137
1138     public void command(Device device, String command) throws IOException, URISyntaxException, InterruptedException {
1139         String url = alexaServer + "/api/np/command?deviceSerialNumber=" + device.serialNumber + "&deviceType="
1140                 + device.deviceType;
1141         makeRequest("POST", url, command, true, true, null, 0);
1142     }
1143
1144     public void smartHomeCommand(String entityId, String action) throws IOException, InterruptedException {
1145         smartHomeCommand(entityId, action, null, null);
1146     }
1147
1148     public void smartHomeCommand(String entityId, String action, @Nullable String property, @Nullable Object value)
1149             throws IOException, InterruptedException {
1150         String url = alexaServer + "/api/phoenix/state";
1151
1152         JsonObject json = new JsonObject();
1153         JsonArray controlRequests = new JsonArray();
1154         JsonObject controlRequest = new JsonObject();
1155         controlRequest.addProperty("entityId", entityId);
1156         controlRequest.addProperty("entityType", "APPLIANCE");
1157         JsonObject parameters = new JsonObject();
1158         parameters.addProperty("action", action);
1159         if (property != null) {
1160             if (value instanceof Boolean) {
1161                 parameters.addProperty(property, (boolean) value);
1162             } else if (value instanceof String) {
1163                 parameters.addProperty(property, (String) value);
1164             } else if (value instanceof Number) {
1165                 parameters.addProperty(property, (Number) value);
1166             } else if (value instanceof Character) {
1167                 parameters.addProperty(property, (Character) value);
1168             } else if (value instanceof JsonElement) {
1169                 parameters.add(property, (JsonElement) value);
1170             }
1171         }
1172         controlRequest.add("parameters", parameters);
1173         controlRequests.add(controlRequest);
1174         json.add("controlRequests", controlRequests);
1175
1176         String requestBody = json.toString();
1177         try {
1178             String resultBody = makeRequestAndReturnString("PUT", url, requestBody, true, null);
1179             logger.debug("{}", resultBody);
1180             JsonObject result = parseJson(resultBody, JsonObject.class);
1181             if (result != null) {
1182                 JsonElement errors = result.get("errors");
1183                 if (errors != null && errors.isJsonArray()) {
1184                     JsonArray errorList = errors.getAsJsonArray();
1185                     if (errorList.size() > 0) {
1186                         logger.info("Smart home device command failed.");
1187                         logger.info("Request:");
1188                         logger.info("{}", requestBody);
1189                         logger.info("Answer:");
1190                         for (JsonElement error : errorList) {
1191                             logger.info("{}", error.toString());
1192                         }
1193                     }
1194                 }
1195             }
1196         } catch (URISyntaxException e) {
1197             logger.info("Wrong url {}", url, e);
1198         }
1199     }
1200
1201     public void notificationVolume(Device device, int volume)
1202             throws IOException, URISyntaxException, InterruptedException {
1203         String url = alexaServer + "/api/device-notification-state/" + device.deviceType + "/" + device.softwareVersion
1204                 + "/" + device.serialNumber;
1205         String command = "{\"deviceSerialNumber\":\"" + device.serialNumber + "\",\"deviceType\":\"" + device.deviceType
1206                 + "\",\"softwareVersion\":\"" + device.softwareVersion + "\",\"volumeLevel\":" + volume + "}";
1207         makeRequest("PUT", url, command, true, true, null, 0);
1208     }
1209
1210     public void ascendingAlarm(Device device, boolean ascendingAlarm)
1211             throws IOException, URISyntaxException, InterruptedException {
1212         String url = alexaServer + "/api/ascending-alarm/" + device.serialNumber;
1213         String command = "{\"ascendingAlarmEnabled\":" + (ascendingAlarm ? "true" : "false")
1214                 + ",\"deviceSerialNumber\":\"" + device.serialNumber + "\",\"deviceType\":\"" + device.deviceType
1215                 + "\",\"deviceAccountId\":null}";
1216         makeRequest("PUT", url, command, true, true, null, 0);
1217     }
1218
1219     public DeviceNotificationState[] getDeviceNotificationStates() {
1220         String json;
1221         try {
1222             json = makeRequestAndReturnString(alexaServer + "/api/device-notification-state");
1223             JsonDeviceNotificationState result = parseJson(json, JsonDeviceNotificationState.class);
1224             if (result != null) {
1225                 DeviceNotificationState[] deviceNotificationStates = result.deviceNotificationStates;
1226                 if (deviceNotificationStates != null) {
1227                     return deviceNotificationStates;
1228                 }
1229             }
1230         } catch (IOException | URISyntaxException | InterruptedException e) {
1231             logger.info("Error getting device notification states", e);
1232         }
1233         return new DeviceNotificationState[0];
1234     }
1235
1236     public AscendingAlarmModel[] getAscendingAlarm() {
1237         String json;
1238         try {
1239             json = makeRequestAndReturnString(alexaServer + "/api/ascending-alarm");
1240             JsonAscendingAlarm result = parseJson(json, JsonAscendingAlarm.class);
1241             if (result != null) {
1242                 AscendingAlarmModel[] ascendingAlarmModelList = result.ascendingAlarmModelList;
1243                 if (ascendingAlarmModelList != null) {
1244                     return ascendingAlarmModelList;
1245                 }
1246             }
1247         } catch (IOException | URISyntaxException | InterruptedException e) {
1248             logger.info("Error getting device notification states", e);
1249         }
1250         return new AscendingAlarmModel[0];
1251     }
1252
1253     public void bluetooth(Device device, @Nullable String address)
1254             throws IOException, URISyntaxException, InterruptedException {
1255         if (address == null || address.isEmpty()) {
1256             // disconnect
1257             makeRequest("POST",
1258                     alexaServer + "/api/bluetooth/disconnect-sink/" + device.deviceType + "/" + device.serialNumber, "",
1259                     true, true, null, 0);
1260         } else {
1261             makeRequest("POST",
1262                     alexaServer + "/api/bluetooth/pair-sink/" + device.deviceType + "/" + device.serialNumber,
1263                     "{\"bluetoothDeviceAddress\":\"" + address + "\"}", true, true, null, 0);
1264         }
1265     }
1266
1267     private @Nullable String getCustomerId(@Nullable String defaultId) {
1268         String accountCustomerId = this.accountCustomerId;
1269         return accountCustomerId == null || accountCustomerId.isEmpty() ? defaultId : accountCustomerId;
1270     }
1271
1272     public void playRadio(Device device, @Nullable String stationId)
1273             throws IOException, URISyntaxException, InterruptedException {
1274         if (stationId == null || stationId.isEmpty()) {
1275             command(device, "{\"type\":\"PauseCommand\"}");
1276         } else {
1277             makeRequest("POST",
1278                     alexaServer + "/api/tunein/queue-and-play?deviceSerialNumber=" + device.serialNumber
1279                             + "&deviceType=" + device.deviceType + "&guideId=" + stationId
1280                             + "&contentType=station&callSign=&mediaOwnerCustomerId="
1281                             + getCustomerId(device.deviceOwnerCustomerId),
1282                     "", true, true, null, 0);
1283         }
1284     }
1285
1286     public void playAmazonMusicTrack(Device device, @Nullable String trackId)
1287             throws IOException, URISyntaxException, InterruptedException {
1288         if (trackId == null || trackId.isEmpty()) {
1289             command(device, "{\"type\":\"PauseCommand\"}");
1290         } else {
1291             String command = "{\"trackId\":\"" + trackId + "\",\"playQueuePrime\":true}";
1292             makeRequest("POST",
1293                     alexaServer + "/api/cloudplayer/queue-and-play?deviceSerialNumber=" + device.serialNumber
1294                             + "&deviceType=" + device.deviceType + "&mediaOwnerCustomerId="
1295                             + getCustomerId(device.deviceOwnerCustomerId) + "&shuffle=false",
1296                     command, true, true, null, 0);
1297         }
1298     }
1299
1300     public void playAmazonMusicPlayList(Device device, @Nullable String playListId)
1301             throws IOException, URISyntaxException, InterruptedException {
1302         if (playListId == null || playListId.isEmpty()) {
1303             command(device, "{\"type\":\"PauseCommand\"}");
1304         } else {
1305             String command = "{\"playlistId\":\"" + playListId + "\",\"playQueuePrime\":true}";
1306             makeRequest("POST",
1307                     alexaServer + "/api/cloudplayer/queue-and-play?deviceSerialNumber=" + device.serialNumber
1308                             + "&deviceType=" + device.deviceType + "&mediaOwnerCustomerId="
1309                             + getCustomerId(device.deviceOwnerCustomerId) + "&shuffle=false",
1310                     command, true, true, null, 0);
1311         }
1312     }
1313
1314     public void announcement(Device device, String speak, String bodyText, @Nullable String title,
1315             @Nullable Integer ttsVolume, @Nullable Integer standardVolume) {
1316         if (speak.replaceAll("<.+?>", " ").replaceAll("\\s+", " ").trim().isEmpty()) {
1317             return;
1318         }
1319
1320         // we lock announcements until we have finished adding this one
1321         Lock lock = locks.computeIfAbsent(TimerType.ANNOUNCEMENT, k -> new ReentrantLock());
1322         lock.lock();
1323         try {
1324             Announcement announcement = Objects.requireNonNull(announcements.computeIfAbsent(
1325                     Objects.hash(speak, bodyText, title), k -> new Announcement(speak, bodyText, title)));
1326             announcement.devices.add(device);
1327             announcement.ttsVolumes.add(ttsVolume);
1328             announcement.standardVolumes.add(standardVolume);
1329
1330             // schedule an announcement only if it has not been scheduled before
1331             timers.computeIfAbsent(TimerType.ANNOUNCEMENT,
1332                     k -> scheduler.schedule(this::sendAnnouncement, 500, TimeUnit.MILLISECONDS));
1333         } finally {
1334             lock.unlock();
1335         }
1336     }
1337
1338     private void sendAnnouncement() {
1339         // we lock new announcements until we have dispatched everything
1340         Lock lock = locks.computeIfAbsent(TimerType.ANNOUNCEMENT, k -> new ReentrantLock());
1341         lock.lock();
1342         try {
1343             Iterator<Announcement> iterator = announcements.values().iterator();
1344             while (iterator.hasNext()) {
1345                 Announcement announcement = iterator.next();
1346                 try {
1347                     List<Device> devices = announcement.devices;
1348                     if (!devices.isEmpty()) {
1349                         String speak = announcement.speak;
1350                         String bodyText = announcement.bodyText;
1351                         String title = announcement.title;
1352
1353                         Map<String, Object> parameters = new HashMap<>();
1354                         parameters.put("expireAfter", "PT5S");
1355                         JsonAnnouncementContent[] contentArray = new JsonAnnouncementContent[1];
1356                         JsonAnnouncementContent content = new JsonAnnouncementContent();
1357                         content.display.title = title == null || title.isEmpty() ? "openHAB" : title;
1358                         content.display.body = bodyText.replaceAll("<.+?>", " ").replaceAll("\\s+", " ").trim();
1359                         if (speak.startsWith("<speak>") && speak.endsWith("</speak>")) {
1360                             content.speak.type = "ssml";
1361                         }
1362                         content.speak.value = speak;
1363
1364                         contentArray[0] = content;
1365
1366                         parameters.put("content", contentArray);
1367
1368                         JsonAnnouncementTarget target = new JsonAnnouncementTarget();
1369                         target.customerId = devices.get(0).deviceOwnerCustomerId;
1370                         TargetDevice[] targetDevices = devices.stream().map(TargetDevice::new)
1371                                 .collect(Collectors.toList()).toArray(new TargetDevice[0]);
1372                         target.devices = targetDevices;
1373                         parameters.put("target", target);
1374
1375                         String customerId = getCustomerId(devices.get(0).deviceOwnerCustomerId);
1376                         if (customerId != null) {
1377                             parameters.put("customerId", customerId);
1378                         }
1379                         executeSequenceCommandWithVolume(devices, "AlexaAnnouncement", parameters,
1380                                 announcement.ttsVolumes, announcement.standardVolumes);
1381                     }
1382                 } catch (Exception e) {
1383                     logger.warn("send announcement fails with unexpected error", e);
1384                 }
1385                 iterator.remove();
1386             }
1387         } finally {
1388             // the timer is done anyway immediately after we unlock
1389             timers.remove(TimerType.ANNOUNCEMENT);
1390             lock.unlock();
1391         }
1392     }
1393
1394     public void textToSpeech(Device device, String text, @Nullable Integer ttsVolume,
1395             @Nullable Integer standardVolume) {
1396         if (text.replaceAll("<.+?>", "").replaceAll("\\s+", " ").trim().isEmpty()) {
1397             return;
1398         }
1399
1400         // we lock TTS until we have finished adding this one
1401         Lock lock = locks.computeIfAbsent(TimerType.TTS, k -> new ReentrantLock());
1402         lock.lock();
1403         try {
1404             TextToSpeech textToSpeech = Objects
1405                     .requireNonNull(textToSpeeches.computeIfAbsent(Objects.hash(text), k -> new TextToSpeech(text)));
1406             textToSpeech.devices.add(device);
1407             textToSpeech.ttsVolumes.add(ttsVolume);
1408             textToSpeech.standardVolumes.add(standardVolume);
1409             // schedule a TTS only if it has not been scheduled before
1410             timers.computeIfAbsent(TimerType.TTS,
1411                     k -> scheduler.schedule(this::sendTextToSpeech, 500, TimeUnit.MILLISECONDS));
1412         } finally {
1413             lock.unlock();
1414         }
1415     }
1416
1417     private void sendTextToSpeech() {
1418         // we lock new TTS until we have dispatched everything
1419         Lock lock = locks.computeIfAbsent(TimerType.TTS, k -> new ReentrantLock());
1420         lock.lock();
1421         try {
1422             Iterator<TextToSpeech> iterator = textToSpeeches.values().iterator();
1423             while (iterator.hasNext()) {
1424                 TextToSpeech textToSpeech = iterator.next();
1425                 try {
1426                     List<Device> devices = textToSpeech.devices;
1427                     if (!devices.isEmpty()) {
1428                         String text = textToSpeech.text;
1429                         Map<String, Object> parameters = new HashMap<>();
1430                         parameters.put("textToSpeak", text);
1431                         executeSequenceCommandWithVolume(devices, "Alexa.Speak", parameters, textToSpeech.ttsVolumes,
1432                                 textToSpeech.standardVolumes);
1433                     }
1434                 } catch (Exception e) {
1435                     logger.warn("send textToSpeech fails with unexpected error", e);
1436                 }
1437                 iterator.remove();
1438             }
1439         } finally {
1440             // the timer is done anyway immediately after we unlock
1441             timers.remove(TimerType.TTS);
1442             lock.unlock();
1443         }
1444     }
1445
1446     public void volume(Device device, int vol) {
1447         // we lock volume until we have finished adding this one
1448         Lock lock = locks.computeIfAbsent(TimerType.VOLUME, k -> new ReentrantLock());
1449         lock.lock();
1450         try {
1451             Volume volume = Objects.requireNonNull(volumes.computeIfAbsent(vol, k -> new Volume(vol)));
1452             volume.devices.add(device);
1453             volume.volumes.add(vol);
1454             // schedule a TTS only if it has not been scheduled before
1455             timers.computeIfAbsent(TimerType.VOLUME,
1456                     k -> scheduler.schedule(this::sendVolume, 500, TimeUnit.MILLISECONDS));
1457         } finally {
1458             lock.unlock();
1459         }
1460     }
1461
1462     private void sendVolume() {
1463         // we lock new volume until we have dispatched everything
1464         Lock lock = locks.computeIfAbsent(TimerType.VOLUME, k -> new ReentrantLock());
1465         lock.lock();
1466         try {
1467             Iterator<Volume> iterator = volumes.values().iterator();
1468             while (iterator.hasNext()) {
1469                 Volume volume = iterator.next();
1470                 try {
1471                     List<Device> devices = volume.devices;
1472                     if (!devices.isEmpty()) {
1473                         executeSequenceCommandWithVolume(devices, null, Map.of(), volume.volumes, List.of());
1474                     }
1475                 } catch (Exception e) {
1476                     logger.warn("send volume fails with unexpected error", e);
1477                 }
1478                 iterator.remove();
1479             }
1480         } finally {
1481             // the timer is done anyway immediately after we unlock
1482             timers.remove(TimerType.VOLUME);
1483             lock.unlock();
1484         }
1485     }
1486
1487     private void executeSequenceCommandWithVolume(List<Device> devices, @Nullable String command,
1488             Map<String, Object> parameters, List<@Nullable Integer> ttsVolumes,
1489             List<@Nullable Integer> standardVolumes) {
1490         JsonArray serialNodesToExecute = new JsonArray();
1491         JsonArray ttsVolumeNodesToExecute = new JsonArray();
1492         for (int i = 0; i < devices.size(); i++) {
1493             Integer ttsVolume = ttsVolumes.size() > i ? ttsVolumes.get(i) : null;
1494             Integer standardVolume = standardVolumes.size() > i ? standardVolumes.get(i) : null;
1495             if (ttsVolume != null && (standardVolume != null || !ttsVolume.equals(standardVolume))) {
1496                 ttsVolumeNodesToExecute.add(
1497                         createExecutionNode(devices.get(i), "Alexa.DeviceControls.Volume", Map.of("value", ttsVolume)));
1498             }
1499         }
1500         if (ttsVolumeNodesToExecute.size() > 0) {
1501             JsonObject parallelNodesToExecute = new JsonObject();
1502             parallelNodesToExecute.addProperty("@type", "com.amazon.alexa.behaviors.model.ParallelNode");
1503             parallelNodesToExecute.add("nodesToExecute", ttsVolumeNodesToExecute);
1504             serialNodesToExecute.add(parallelNodesToExecute);
1505         }
1506
1507         if (command != null && !parameters.isEmpty()) {
1508             JsonArray commandNodesToExecute = new JsonArray();
1509             if ("Alexa.Speak".equals(command)) {
1510                 for (Device device : devices) {
1511                     commandNodesToExecute.add(createExecutionNode(device, command, parameters));
1512                 }
1513             } else {
1514                 commandNodesToExecute.add(createExecutionNode(devices.get(0), command, parameters));
1515             }
1516             if (commandNodesToExecute.size() > 0) {
1517                 JsonObject parallelNodesToExecute = new JsonObject();
1518                 parallelNodesToExecute.addProperty("@type", "com.amazon.alexa.behaviors.model.ParallelNode");
1519                 parallelNodesToExecute.add("nodesToExecute", commandNodesToExecute);
1520                 serialNodesToExecute.add(parallelNodesToExecute);
1521             }
1522         }
1523
1524         JsonArray standardVolumeNodesToExecute = new JsonArray();
1525         for (int i = 0; i < devices.size(); i++) {
1526             Integer ttsVolume = ttsVolumes.size() > i ? ttsVolumes.get(i) : null;
1527             Integer standardVolume = standardVolumes.size() > i ? standardVolumes.get(i) : null;
1528             if (ttsVolume != null && standardVolume != null && !ttsVolume.equals(standardVolume)) {
1529                 standardVolumeNodesToExecute.add(createExecutionNode(devices.get(i), "Alexa.DeviceControls.Volume",
1530                         Map.of("value", standardVolume)));
1531             }
1532         }
1533         if (standardVolumeNodesToExecute.size() > 0) {
1534             JsonObject parallelNodesToExecute = new JsonObject();
1535             parallelNodesToExecute.addProperty("@type", "com.amazon.alexa.behaviors.model.ParallelNode");
1536             parallelNodesToExecute.add("nodesToExecute", standardVolumeNodesToExecute);
1537             serialNodesToExecute.add(parallelNodesToExecute);
1538         }
1539
1540         if (serialNodesToExecute.size() > 0) {
1541             executeSequenceNodes(devices, serialNodesToExecute, false);
1542         }
1543     }
1544
1545     // commands: Alexa.Weather.Play, Alexa.Traffic.Play, Alexa.FlashBriefing.Play,
1546     // Alexa.GoodMorning.Play,
1547     // Alexa.SingASong.Play, Alexa.TellStory.Play, Alexa.Speak (textToSpeach)
1548     public void executeSequenceCommand(Device device, String command, Map<String, Object> parameters) {
1549         JsonObject nodeToExecute = createExecutionNode(device, command, parameters);
1550         executeSequenceNode(List.of(device), nodeToExecute);
1551     }
1552
1553     private void executeSequenceNode(List<Device> devices, JsonObject nodeToExecute) {
1554         QueueObject queueObject = new QueueObject();
1555         queueObject.devices = devices;
1556         queueObject.nodeToExecute = nodeToExecute;
1557         String serialNumbers = "";
1558         for (Device device : devices) {
1559             String serialNumber = device.serialNumber;
1560             if (serialNumber != null) {
1561                 Objects.requireNonNull(this.devices.computeIfAbsent(serialNumber, k -> new LinkedBlockingQueue<>()))
1562                         .offer(queueObject);
1563                 serialNumbers = serialNumbers + device.serialNumber + " ";
1564             }
1565         }
1566         logger.debug("added {} device {}", queueObject.hashCode(), serialNumbers);
1567     }
1568
1569     private void handleExecuteSequenceNode() {
1570         Lock lock = locks.computeIfAbsent(TimerType.DEVICES, k -> new ReentrantLock());
1571         if (lock.tryLock()) {
1572             try {
1573                 for (String serialNumber : devices.keySet()) {
1574                     LinkedBlockingQueue<QueueObject> queueObjects = devices.get(serialNumber);
1575                     if (queueObjects != null) {
1576                         QueueObject queueObject = queueObjects.peek();
1577                         if (queueObject != null) {
1578                             Future<?> future = queueObject.future;
1579                             if (future == null || future.isDone()) {
1580                                 boolean execute = true;
1581                                 String serial = "";
1582                                 for (Device tmpDevice : queueObject.devices) {
1583                                     if (!serialNumber.equals(tmpDevice.serialNumber)) {
1584                                         LinkedBlockingQueue<QueueObject> tmpQueueObjects = devices
1585                                                 .get(tmpDevice.serialNumber);
1586                                         if (tmpQueueObjects != null) {
1587                                             QueueObject tmpQueueObject = tmpQueueObjects.peek();
1588                                             Future<?> tmpFuture = tmpQueueObject.future;
1589                                             if (!queueObject.equals(tmpQueueObject)
1590                                                     || (tmpFuture != null && !tmpFuture.isDone())) {
1591                                                 execute = false;
1592                                                 break;
1593                                             }
1594                                             serial = serial + tmpDevice.serialNumber + " ";
1595                                         }
1596                                     }
1597                                 }
1598                                 if (execute) {
1599                                     queueObject.future = scheduler.submit(() -> queuedExecuteSequenceNode(queueObject));
1600                                     logger.debug("thread {} device {}", queueObject.hashCode(), serial);
1601                                 }
1602                             }
1603                         }
1604                     }
1605                 }
1606             } finally {
1607                 lock.unlock();
1608             }
1609         }
1610     }
1611
1612     private void queuedExecuteSequenceNode(QueueObject queueObject) {
1613         JsonObject nodeToExecute = queueObject.nodeToExecute;
1614         ExecutionNodeObject executionNodeObject = getExecutionNodeObject(nodeToExecute);
1615         if (executionNodeObject == null) {
1616             logger.debug("executionNodeObject empty, removing without execution");
1617             removeObjectFromQueueAfterExecutionCompletion(queueObject);
1618             return;
1619         }
1620         List<String> types = executionNodeObject.types;
1621         long delay = 0;
1622         if (types.contains("Alexa.DeviceControls.Volume")) {
1623             delay += 2000;
1624         }
1625         if (types.contains("Announcement")) {
1626             delay += 3000;
1627         } else {
1628             delay += 2000;
1629         }
1630         try {
1631             JsonObject sequenceJson = new JsonObject();
1632             sequenceJson.addProperty("@type", "com.amazon.alexa.behaviors.model.Sequence");
1633             sequenceJson.add("startNode", nodeToExecute);
1634
1635             JsonStartRoutineRequest request = new JsonStartRoutineRequest();
1636             request.sequenceJson = gson.toJson(sequenceJson);
1637             String json = gson.toJson(request);
1638
1639             Map<String, String> headers = new HashMap<>();
1640             headers.put("Routines-Version", "1.1.218665");
1641
1642             String text = executionNodeObject.text;
1643             if (text != null) {
1644                 text = text.replaceAll("<.+?>", " ").replaceAll("\\s+", " ").trim();
1645                 delay += text.length() * 150;
1646             }
1647
1648             makeRequest("POST", alexaServer + "/api/behaviors/preview", json, true, true, null, 3);
1649
1650             Thread.sleep(delay);
1651         } catch (IOException | URISyntaxException | InterruptedException e) {
1652             logger.warn("execute sequence node fails with unexpected error", e);
1653         } finally {
1654             removeObjectFromQueueAfterExecutionCompletion(queueObject);
1655         }
1656     }
1657
1658     private void removeObjectFromQueueAfterExecutionCompletion(QueueObject queueObject) {
1659         String serial = "";
1660         for (Device device : queueObject.devices) {
1661             String serialNumber = device.serialNumber;
1662             if (serialNumber != null) {
1663                 LinkedBlockingQueue<?> queue = devices.get(serialNumber);
1664                 if (queue != null) {
1665                     queue.remove(queueObject);
1666                 }
1667                 serial = serial + serialNumber + " ";
1668             }
1669         }
1670         logger.debug("removed {} device {}", queueObject.hashCode(), serial);
1671     }
1672
1673     private void executeSequenceNodes(List<Device> devices, JsonArray nodesToExecute, boolean parallel) {
1674         JsonObject serialNode = new JsonObject();
1675         if (parallel) {
1676             serialNode.addProperty("@type", "com.amazon.alexa.behaviors.model.ParallelNode");
1677         } else {
1678             serialNode.addProperty("@type", "com.amazon.alexa.behaviors.model.SerialNode");
1679         }
1680
1681         serialNode.add("nodesToExecute", nodesToExecute);
1682
1683         executeSequenceNode(devices, serialNode);
1684     }
1685
1686     private JsonObject createExecutionNode(@Nullable Device device, String command, Map<String, Object> parameters) {
1687         JsonObject operationPayload = new JsonObject();
1688         if (device != null) {
1689             operationPayload.addProperty("deviceType", device.deviceType);
1690             operationPayload.addProperty("deviceSerialNumber", device.serialNumber);
1691             operationPayload.addProperty("locale", "");
1692             operationPayload.addProperty("customerId", getCustomerId(device.deviceOwnerCustomerId));
1693         }
1694         for (String key : parameters.keySet()) {
1695             Object value = parameters.get(key);
1696             if (value instanceof String) {
1697                 operationPayload.addProperty(key, (String) value);
1698             } else if (value instanceof Number) {
1699                 operationPayload.addProperty(key, (Number) value);
1700             } else if (value instanceof Boolean) {
1701                 operationPayload.addProperty(key, (Boolean) value);
1702             } else if (value instanceof Character) {
1703                 operationPayload.addProperty(key, (Character) value);
1704             } else {
1705                 operationPayload.add(key, gson.toJsonTree(value));
1706             }
1707         }
1708
1709         JsonObject nodeToExecute = new JsonObject();
1710         nodeToExecute.addProperty("@type", "com.amazon.alexa.behaviors.model.OpaquePayloadOperationNode");
1711         nodeToExecute.addProperty("type", command);
1712         nodeToExecute.add("operationPayload", operationPayload);
1713         return nodeToExecute;
1714     }
1715
1716     @Nullable
1717     private ExecutionNodeObject getExecutionNodeObject(JsonObject nodeToExecute) {
1718         ExecutionNodeObject executionNodeObject = new ExecutionNodeObject();
1719         if (nodeToExecute.has("nodesToExecute")) {
1720             JsonArray serialNodesToExecute = nodeToExecute.getAsJsonArray("nodesToExecute");
1721             if (serialNodesToExecute != null && serialNodesToExecute.size() > 0) {
1722                 for (int i = 0; i < serialNodesToExecute.size(); i++) {
1723                     JsonObject serialNodesToExecuteJsonObject = serialNodesToExecute.get(i).getAsJsonObject();
1724                     if (serialNodesToExecuteJsonObject.has("nodesToExecute")) {
1725                         JsonArray parallelNodesToExecute = serialNodesToExecuteJsonObject
1726                                 .getAsJsonArray("nodesToExecute");
1727                         if (parallelNodesToExecute != null && parallelNodesToExecute.size() > 0) {
1728                             JsonObject parallelNodesToExecuteJsonObject = parallelNodesToExecute.get(0)
1729                                     .getAsJsonObject();
1730                             if (processNodesToExecuteJsonObject(executionNodeObject,
1731                                     parallelNodesToExecuteJsonObject)) {
1732                                 break;
1733                             }
1734                         }
1735                     } else {
1736                         if (processNodesToExecuteJsonObject(executionNodeObject, serialNodesToExecuteJsonObject)) {
1737                             break;
1738                         }
1739                     }
1740                 }
1741             }
1742         }
1743
1744         return executionNodeObject;
1745     }
1746
1747     private boolean processNodesToExecuteJsonObject(ExecutionNodeObject executionNodeObject,
1748             JsonObject nodesToExecuteJsonObject) {
1749         if (nodesToExecuteJsonObject.has("type")) {
1750             executionNodeObject.types.add(nodesToExecuteJsonObject.get("type").getAsString());
1751             if (nodesToExecuteJsonObject.has("operationPayload")) {
1752                 JsonObject operationPayload = nodesToExecuteJsonObject.getAsJsonObject("operationPayload");
1753                 if (operationPayload != null) {
1754                     if (operationPayload.has("textToSpeak")) {
1755                         executionNodeObject.text = operationPayload.get("textToSpeak").getAsString();
1756                         return true;
1757                     } else if (operationPayload.has("content")) {
1758                         JsonArray content = operationPayload.getAsJsonArray("content");
1759                         if (content != null && content.size() > 0) {
1760                             JsonObject contentJsonObject = content.get(0).getAsJsonObject();
1761                             if (contentJsonObject.has("speak")) {
1762                                 JsonObject speak = contentJsonObject.getAsJsonObject("speak");
1763                                 if (speak != null && speak.has("value")) {
1764                                     executionNodeObject.text = speak.get("value").getAsString();
1765                                     return true;
1766                                 }
1767                             }
1768                         }
1769                     }
1770                 }
1771             }
1772         }
1773         return false;
1774     }
1775
1776     public void startRoutine(Device device, String utterance)
1777             throws IOException, URISyntaxException, InterruptedException {
1778         JsonAutomation found = null;
1779         String deviceLocale = "";
1780         JsonAutomation[] routines = getRoutines();
1781         if (routines == null) {
1782             return;
1783         }
1784         for (JsonAutomation routine : routines) {
1785             if (routine != null) {
1786                 Trigger[] triggers = routine.triggers;
1787                 if (triggers != null && routine.sequence != null) {
1788                     for (JsonAutomation.Trigger trigger : triggers) {
1789                         if (trigger == null) {
1790                             continue;
1791                         }
1792                         Payload payload = trigger.payload;
1793                         if (payload == null) {
1794                             continue;
1795                         }
1796                         String payloadUtterance = payload.utterance;
1797                         if (payloadUtterance != null && payloadUtterance.equalsIgnoreCase(utterance)) {
1798                             found = routine;
1799                             deviceLocale = payload.locale;
1800                             break;
1801                         }
1802                     }
1803                 }
1804             }
1805         }
1806         if (found != null) {
1807             String sequenceJson = gson.toJson(found.sequence);
1808
1809             JsonStartRoutineRequest request = new JsonStartRoutineRequest();
1810             request.behaviorId = found.automationId;
1811
1812             // replace tokens
1813             // "deviceType":"ALEXA_CURRENT_DEVICE_TYPE"
1814             String deviceType = "\"deviceType\":\"ALEXA_CURRENT_DEVICE_TYPE\"";
1815             String newDeviceType = "\"deviceType\":\"" + device.deviceType + "\"";
1816             sequenceJson = sequenceJson.replace(deviceType.subSequence(0, deviceType.length()),
1817                     newDeviceType.subSequence(0, newDeviceType.length()));
1818
1819             // "deviceSerialNumber":"ALEXA_CURRENT_DSN"
1820             String deviceSerial = "\"deviceSerialNumber\":\"ALEXA_CURRENT_DSN\"";
1821             String newDeviceSerial = "\"deviceSerialNumber\":\"" + device.serialNumber + "\"";
1822             sequenceJson = sequenceJson.replace(deviceSerial.subSequence(0, deviceSerial.length()),
1823                     newDeviceSerial.subSequence(0, newDeviceSerial.length()));
1824
1825             // "customerId": "ALEXA_CUSTOMER_ID"
1826             String customerId = "\"customerId\":\"ALEXA_CUSTOMER_ID\"";
1827             String newCustomerId = "\"customerId\":\"" + getCustomerId(device.deviceOwnerCustomerId) + "\"";
1828             sequenceJson = sequenceJson.replace(customerId.subSequence(0, customerId.length()),
1829                     newCustomerId.subSequence(0, newCustomerId.length()));
1830
1831             // "locale": "ALEXA_CURRENT_LOCALE"
1832             String locale = "\"locale\":\"ALEXA_CURRENT_LOCALE\"";
1833             String newlocale = deviceLocale != null && !deviceLocale.isEmpty() ? "\"locale\":\"" + deviceLocale + "\""
1834                     : "\"locale\":null";
1835             sequenceJson = sequenceJson.replace(locale.subSequence(0, locale.length()),
1836                     newlocale.subSequence(0, newlocale.length()));
1837
1838             request.sequenceJson = sequenceJson;
1839
1840             String requestJson = gson.toJson(request);
1841             makeRequest("POST", alexaServer + "/api/behaviors/preview", requestJson, true, true, null, 3);
1842         } else {
1843             logger.warn("Routine {} not found", utterance);
1844         }
1845     }
1846
1847     public @Nullable JsonAutomation @Nullable [] getRoutines()
1848             throws IOException, URISyntaxException, InterruptedException {
1849         String json = makeRequestAndReturnString(alexaServer + "/api/behaviors/automations?limit=2000");
1850         JsonAutomation[] result = parseJson(json, JsonAutomation[].class);
1851         return result;
1852     }
1853
1854     public JsonFeed[] getEnabledFlashBriefings() throws IOException, URISyntaxException, InterruptedException {
1855         String json = makeRequestAndReturnString(alexaServer + "/api/content-skills/enabled-feeds");
1856         JsonEnabledFeeds result = parseJson(json, JsonEnabledFeeds.class);
1857         if (result == null) {
1858             return new JsonFeed[0];
1859         }
1860         JsonFeed[] enabledFeeds = result.enabledFeeds;
1861         if (enabledFeeds != null) {
1862             return enabledFeeds;
1863         }
1864         return new JsonFeed[0];
1865     }
1866
1867     public void setEnabledFlashBriefings(JsonFeed[] enabledFlashBriefing)
1868             throws IOException, URISyntaxException, InterruptedException {
1869         JsonEnabledFeeds enabled = new JsonEnabledFeeds();
1870         enabled.enabledFeeds = enabledFlashBriefing;
1871         String json = gsonWithNullSerialization.toJson(enabled);
1872         makeRequest("POST", alexaServer + "/api/content-skills/enabled-feeds", json, true, true, null, 0);
1873     }
1874
1875     public JsonNotificationSound[] getNotificationSounds(Device device)
1876             throws IOException, URISyntaxException, InterruptedException {
1877         String json = makeRequestAndReturnString(
1878                 alexaServer + "/api/notification/sounds?deviceSerialNumber=" + device.serialNumber + "&deviceType="
1879                         + device.deviceType + "&softwareVersion=" + device.softwareVersion);
1880         JsonNotificationSounds result = parseJson(json, JsonNotificationSounds.class);
1881         if (result == null) {
1882             return new JsonNotificationSound[0];
1883         }
1884         JsonNotificationSound[] notificationSounds = result.notificationSounds;
1885         if (notificationSounds != null) {
1886             return notificationSounds;
1887         }
1888         return new JsonNotificationSound[0];
1889     }
1890
1891     public JsonNotificationResponse[] notifications() throws IOException, URISyntaxException, InterruptedException {
1892         String response = makeRequestAndReturnString(alexaServer + "/api/notifications");
1893         JsonNotificationsResponse result = parseJson(response, JsonNotificationsResponse.class);
1894         if (result == null) {
1895             return new JsonNotificationResponse[0];
1896         }
1897         JsonNotificationResponse[] notifications = result.notifications;
1898         if (notifications == null) {
1899             return new JsonNotificationResponse[0];
1900         }
1901         return notifications;
1902     }
1903
1904     public @Nullable JsonNotificationResponse notification(Device device, String type, @Nullable String label,
1905             @Nullable JsonNotificationSound sound) throws IOException, URISyntaxException, InterruptedException {
1906         Date date = new Date(new Date().getTime());
1907         long createdDate = date.getTime();
1908         Date alarm = new Date(createdDate + 5000); // add 5 seconds, because amazon does not except calls for times in
1909         // the past (compared with the server time)
1910         long alarmTime = alarm.getTime();
1911
1912         JsonNotificationRequest request = new JsonNotificationRequest();
1913         request.type = type;
1914         request.deviceSerialNumber = device.serialNumber;
1915         request.deviceType = device.deviceType;
1916         request.createdDate = createdDate;
1917         request.alarmTime = alarmTime;
1918         request.reminderLabel = label;
1919         request.sound = sound;
1920         request.originalDate = new SimpleDateFormat("yyyy-MM-dd").format(alarm);
1921         request.originalTime = new SimpleDateFormat("HH:mm:ss.SSSS").format(alarm);
1922         request.type = type;
1923         request.id = "create" + type;
1924
1925         String data = gsonWithNullSerialization.toJson(request);
1926         String response = makeRequestAndReturnString("PUT", alexaServer + "/api/notifications/createReminder", data,
1927                 true, null);
1928         JsonNotificationResponse result = parseJson(response, JsonNotificationResponse.class);
1929         return result;
1930     }
1931
1932     public void stopNotification(JsonNotificationResponse notification)
1933             throws IOException, URISyntaxException, InterruptedException {
1934         makeRequestAndReturnString("DELETE", alexaServer + "/api/notifications/" + notification.id, null, true, null);
1935     }
1936
1937     public @Nullable JsonNotificationResponse getNotificationState(JsonNotificationResponse notification)
1938             throws IOException, URISyntaxException, InterruptedException {
1939         String response = makeRequestAndReturnString("GET", alexaServer + "/api/notifications/" + notification.id, null,
1940                 true, null);
1941         JsonNotificationResponse result = parseJson(response, JsonNotificationResponse.class);
1942         return result;
1943     }
1944
1945     public List<JsonMusicProvider> getMusicProviders() {
1946         try {
1947             Map<String, String> headers = new HashMap<>();
1948             headers.put("Routines-Version", "1.1.218665");
1949             String response = makeRequestAndReturnString("GET",
1950                     alexaServer + "/api/behaviors/entities?skillId=amzn1.ask.1p.music", null, true, headers);
1951             if (!response.isEmpty()) {
1952                 JsonMusicProvider[] result = parseJson(response, JsonMusicProvider[].class);
1953                 return Arrays.asList(result);
1954             }
1955         } catch (IOException | URISyntaxException | InterruptedException e) {
1956             logger.warn("getMusicProviders fails: {}", e.getMessage());
1957         }
1958         return List.of();
1959     }
1960
1961     public void playMusicVoiceCommand(Device device, String providerId, String voiceCommand)
1962             throws IOException, URISyntaxException, InterruptedException {
1963         JsonPlaySearchPhraseOperationPayload payload = new JsonPlaySearchPhraseOperationPayload();
1964         payload.customerId = getCustomerId(device.deviceOwnerCustomerId);
1965         payload.locale = "ALEXA_CURRENT_LOCALE";
1966         payload.musicProviderId = providerId;
1967         payload.searchPhrase = voiceCommand;
1968
1969         String playloadString = gson.toJson(payload);
1970
1971         JsonObject postValidationJson = new JsonObject();
1972
1973         postValidationJson.addProperty("type", "Alexa.Music.PlaySearchPhrase");
1974         postValidationJson.addProperty("operationPayload", playloadString);
1975
1976         String postDataValidate = postValidationJson.toString();
1977
1978         String validateResultJson = makeRequestAndReturnString("POST",
1979                 alexaServer + "/api/behaviors/operation/validate", postDataValidate, true, null);
1980
1981         if (!validateResultJson.isEmpty()) {
1982             JsonPlayValidationResult validationResult = parseJson(validateResultJson, JsonPlayValidationResult.class);
1983             if (validationResult != null) {
1984                 JsonPlaySearchPhraseOperationPayload validatedOperationPayload = validationResult.operationPayload;
1985                 if (validatedOperationPayload != null) {
1986                     payload.sanitizedSearchPhrase = validatedOperationPayload.sanitizedSearchPhrase;
1987                     payload.searchPhrase = validatedOperationPayload.searchPhrase;
1988                 }
1989             }
1990         }
1991
1992         payload.locale = null;
1993         payload.deviceSerialNumber = device.serialNumber;
1994         payload.deviceType = device.deviceType;
1995
1996         JsonObject sequenceJson = new JsonObject();
1997         sequenceJson.addProperty("@type", "com.amazon.alexa.behaviors.model.Sequence");
1998         JsonObject startNodeJson = new JsonObject();
1999         startNodeJson.addProperty("@type", "com.amazon.alexa.behaviors.model.OpaquePayloadOperationNode");
2000         startNodeJson.addProperty("type", "Alexa.Music.PlaySearchPhrase");
2001         startNodeJson.add("operationPayload", gson.toJsonTree(payload));
2002         sequenceJson.add("startNode", startNodeJson);
2003
2004         JsonStartRoutineRequest startRoutineRequest = new JsonStartRoutineRequest();
2005         startRoutineRequest.sequenceJson = sequenceJson.toString();
2006         startRoutineRequest.status = null;
2007
2008         String postData = gson.toJson(startRoutineRequest);
2009         makeRequest("POST", alexaServer + "/api/behaviors/preview", postData, true, true, null, 3);
2010     }
2011
2012     public @Nullable JsonEqualizer getEqualizer(Device device)
2013             throws IOException, URISyntaxException, InterruptedException {
2014         String json = makeRequestAndReturnString(
2015                 alexaServer + "/api/equalizer/" + device.serialNumber + "/" + device.deviceType);
2016         return parseJson(json, JsonEqualizer.class);
2017     }
2018
2019     public void setEqualizer(Device device, JsonEqualizer settings)
2020             throws IOException, URISyntaxException, InterruptedException {
2021         String postData = gson.toJson(settings);
2022         makeRequest("POST", alexaServer + "/api/equalizer/" + device.serialNumber + "/" + device.deviceType, postData,
2023                 true, true, null, 0);
2024     }
2025
2026     private static class Announcement {
2027         public List<Device> devices = new ArrayList<>();
2028         public String speak;
2029         public String bodyText;
2030         public @Nullable String title;
2031         public List<@Nullable Integer> ttsVolumes = new ArrayList<>();
2032         public List<@Nullable Integer> standardVolumes = new ArrayList<>();
2033
2034         public Announcement(String speak, String bodyText, @Nullable String title) {
2035             this.speak = speak;
2036             this.bodyText = bodyText;
2037             this.title = title;
2038         }
2039     }
2040
2041     private static class TextToSpeech {
2042         public List<Device> devices = new ArrayList<>();
2043         public String text;
2044         public List<@Nullable Integer> ttsVolumes = new ArrayList<>();
2045         public List<@Nullable Integer> standardVolumes = new ArrayList<>();
2046
2047         public TextToSpeech(String text) {
2048             this.text = text;
2049         }
2050     }
2051
2052     private static class Volume {
2053         public List<Device> devices = new ArrayList<>();
2054         public int volume;
2055         public List<@Nullable Integer> volumes = new ArrayList<>();
2056
2057         public Volume(int volume) {
2058             this.volume = volume;
2059         }
2060     }
2061
2062     private static class QueueObject {
2063         public @Nullable Future<?> future;
2064         public List<Device> devices = List.of();
2065         public JsonObject nodeToExecute = new JsonObject();
2066     }
2067
2068     private static class ExecutionNodeObject {
2069         public List<String> types = new ArrayList<>();
2070         @Nullable
2071         public String text;
2072     }
2073 }